<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @copyright   Copyright (c) 2014 X.commerce, Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */
namespace Magento\GroupedImportExport\Model\Export;

use \Magento\CatalogImportExport\Model\Export\RowCustomizerInterface;

class RowCustomizer implements RowCustomizerInterface
{
    /**
     * @inheritdoc
     */
    public function prepareData($collection, $productIds)
    {
        return;
    }

    /**
     * @inheritdoc
     */
    public function addHeaderColumns($columns)
    {
        $columns = array_merge(
            $columns,
            array(
                '_associated_sku',
                '_associated_default_qty',
                '_associated_position'
            )
        );
        return $columns;
    }

    /**
     * @inheritdoc
     */
    public function addData($dataRow, $productId)
    {
        return $dataRow;
    }

    /**
     * @inheritdoc
     */
    public function getAdditionalRowsCount($additionalRowsCount, $productId)
    {
        return $additionalRowsCount;
    }
}
